WSZA21 FAOR 300939 FAJO SIGMET A02 VALID 301000/301400 FAOR- FAJO JOHANNESBURG OCEANIC FIR EMBD TS FCST WI S4052 E01941 - S4103 E03110 - S4131 E04140 - S4320 E04806 - S4529 E04343 - S4458 E03001 - S4317 E01512 TOP FL300=